package com.atguigu.gulimall.product.service.impl;

import com.alibaba.fastjson.TypeReference;
import com.atguigu.common.constant.ProductConstant;
import com.atguigu.common.to.SkuHasStockTo;
import com.atguigu.common.to.SkuReductionTo;
import com.atguigu.common.to.SpuBoundTo;
import com.atguigu.common.to.es.SkuEsModel;
import com.atguigu.common.utils.R;
import com.atguigu.gulimall.product.controller.MproductPictureController;
import com.atguigu.gulimall.product.entity.*;
import com.atguigu.gulimall.product.feign.CouponFeignService;
import com.atguigu.gulimall.product.feign.SearchFeignService;
import com.atguigu.gulimall.product.feign.WareFeignService;
import com.atguigu.gulimall.product.service.*;
import com.atguigu.gulimall.product.vo.*;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.*;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimall.product.dao.SpuInfoDao;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;


@Service("spuInfoService")
public class SpuInfoServiceImpl extends ServiceImpl<SpuInfoDao, SpuInfoEntity> implements SpuInfoService {
    //TODO 高级部分完善
    @Autowired
    SpuInfoDescService spuInfoDescService;
    @Autowired
    BrandService brandService;
    @Autowired
    CategoryService categoryService;
    @Autowired
    SpuImagesService imagesService;

    @Autowired
    AttrService attrService;

    @Autowired
    ProductAttrValueService attrValueService;

    @Autowired
    SkuInfoService skuInfoService;
    @Autowired
    SkuImagesService skuImagesService;

    @Autowired
    SkuSaleAttrValueService skuSaleAttrValueService;

    @Autowired
    CouponFeignService couponFeignService;
    @Autowired
    WareFeignService wareFeignService;

    @Autowired
    SearchFeignService searchFeignService;

    @Autowired
    MproductService mproductService;

    @Autowired
    private McategoryService mcategoryService;

    @Autowired
    MproductPictureService mproductPictureService;
    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                new QueryWrapper<SpuInfoEntity>()
        );

        return new PageUtils(page);
    }
    @Transactional
    @Override
    public void saveSpuInfo(SpuSaveVo vo) {
        //1、保存spu基本信息 pms_spu_info
//        System.out.println(vo+vo.getHref());
        SpuInfoEntity infoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo,infoEntity);
        infoEntity.setCreateTime(new Date());
        infoEntity.setUpdateTime(new Date());
        this.saveBaseSpuInfo(infoEntity);

        //2、保存Spu的描述图片 pms_spu_info_desc
        List<String> decript = vo.getDecript();
        SpuInfoDescEntity descEntity = new SpuInfoDescEntity();
        descEntity.setSpuId(infoEntity.getId());
        descEntity.setDecript(String.join(",",decript));
        spuInfoDescService.saveSpuInfoDesc(descEntity);



        //3、保存spu的图片集 pms_spu_images
        List<String> images = vo.getImages();
        imagesService.saveImages(infoEntity.getId(),images);
        //4、保存spu的规格参数;pms_product_attr_value
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> collect = baseAttrs.stream().map(attr -> {
            ProductAttrValueEntity valueEntity = new ProductAttrValueEntity();
            valueEntity.setAttrId(attr.getAttrId());
            AttrEntity id = attrService.getById(attr.getAttrId());
            valueEntity.setAttrName(id.getAttrName());
            valueEntity.setAttrValue(attr.getAttrValues());
            valueEntity.setQuickShow(attr.getShowDesc());
            valueEntity.setSpuId(infoEntity.getId());

            return valueEntity;
        }).collect(Collectors.toList());
        attrValueService.saveProductAttr(collect);

        //5、保存spu的积分信息；gulimall_sms->sms_spu_bounds
        Bounds bounds = vo.getBounds();
        SpuBoundTo spuBoundTo = new SpuBoundTo();
        BeanUtils.copyProperties(bounds,spuBoundTo);
        spuBoundTo.setSpuId(infoEntity.getId());
        R r = couponFeignService.saveSpuBounds(spuBoundTo);
        if(r.getCode() != 0){
            log.error("远程保存spu积分信息失败");
        }


        //5、保存当前spu对应的所有sku信息；

        /**
         * sku_name : product_name
         * sku_title: product_title
         * sku_desc:desc
         * price : price
         * sale_count:sales
         * deafault-img : picture
         */
        List<Skus> skus = vo.getSkus();
        if(skus!=null && skus.size()>0){
            skus.forEach(item->{
                String defaultImg = "";
                for (Images image : item.getImages()) {
                    if(image.getDefaultImg() == 1){
                        defaultImg = image.getImgUrl();
                    }
                }
                System.out.println(defaultImg+"----------------\n");
                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                BeanUtils.copyProperties(item,skuInfoEntity);
                skuInfoEntity.setBrandId(infoEntity.getBrandId());
                skuInfoEntity.setCatalogId(infoEntity.getCatalogId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSkuDesc(infoEntity.getSpuDescription());
                skuInfoEntity.setSpuId(infoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImg);

                //    private String skuName;
                //    private BigDecimal price;
                //    private String skuTitle;
                //    private String skuSubtitle;
                //赋值新的

                MproductEntity mproductEntity = new MproductEntity();
//                mproductEntity.setCategoryId(9);
//                默认9是漫画分类
//                mproductEntity.setCategoryId(skuInfoEntity.getCatalogId().intValue());

                //  TODO 更具名字获取漫画分类Id
                CategoryEntity currentCate = categoryService.getById(infoEntity.getCatalogId());
                String currentName = currentCate.getName();
                System.out.println(currentName);
                McategoryEntity mcate = mcategoryService.getOne(new QueryWrapper<McategoryEntity>().eq("category_name", currentName));
                if(mcate != null){
                    mproductEntity.setCategoryId(mcate.getCategoryId());
                }else{
                    mproductEntity.setCategoryId(9);
                }

                mproductEntity.setProductTitle(skuInfoEntity.getSkuTitle());
                mproductEntity.setHref(vo.getHref());
                mproductEntity.setProductName(skuInfoEntity.getSkuName());
                mproductEntity.setProductIntro(skuInfoEntity.getSkuDesc());
                mproductEntity.setProductPicture(defaultImg);
                mproductEntity.setProductPrice(item.getPrice().doubleValue());
                mproductEntity.setProductSellingPrice(item.getPrice().doubleValue()*0.9);
                mproductEntity.setProductNum(50);
                mproductEntity.setProductSales(0);
                mproductService.save(mproductEntity);
                System.out.println("-----------------存储成功"+mproductEntity);
                //5.1）、sku的基本信息；pms_sku_info
                skuInfoService.saveSkuInfo(skuInfoEntity);

                Long skuId = skuInfoEntity.getSkuId();
                Integer comicId = mproductEntity.getProductId();

//                MproductPictureEntity mproductPictureEntity = mproductPictureService.getById(comicId);
                List<MproductPictureEntity> imagesEntities2 = item.getImages().stream().map(img -> {
                    MproductPictureEntity mproductPictureEntity = new MproductPictureEntity();
                    mproductPictureEntity.setProductId(comicId);
                    mproductPictureEntity.setProductPicture(img.getImgUrl());
                    return mproductPictureEntity;
                }).filter(entity->{
                    //返回true就是需要，false就是剔除
                    return !StringUtils.isEmpty(entity.getProductPicture());
                }).collect(Collectors.toList());
                //5.2）、sku的图片信息；pms_sku_image
                mproductPictureService.saveBatch(imagesEntities2);

                List<SkuImagesEntity> imagesEntities = item.getImages().stream().map(img -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuId);
                    skuImagesEntity.setImgUrl(img.getImgUrl());
                    skuImagesEntity.setDefaultImg(img.getDefaultImg());
                    return skuImagesEntity;
                }).filter(entity->{
                    //返回true就是需要，false就是剔除
                    return !StringUtils.isEmpty(entity.getImgUrl());
                }).collect(Collectors.toList());
                //5.2）、sku的图片信息；pms_sku_image
                skuImagesService.saveBatch(imagesEntities);
                //TODO 没有图片路径的无需保存

                List<Attr> attr = item.getAttr();
                List<SkuSaleAttrValueEntity> skuSaleAttrValueEntities = attr.stream().map(a -> {
                    SkuSaleAttrValueEntity attrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(a, attrValueEntity);
                    attrValueEntity.setSkuId(skuId);

                    return attrValueEntity;
                }).collect(Collectors.toList());
                //5.3）、sku的销售属性信息：pms_sku_sale_attr_value
                skuSaleAttrValueService.saveBatch(skuSaleAttrValueEntities);

                // //5.4）、sku的优惠、满减等信息；gulimall_sms->sms_sku_ladder\sms_sku_full_reduction\sms_member_price
                SkuReductionTo skuReductionTo = new SkuReductionTo();
                BeanUtils.copyProperties(item,skuReductionTo);
                skuReductionTo.setSkuId(skuId);
                if(skuReductionTo.getFullCount() >0 || skuReductionTo.getFullPrice().compareTo(new BigDecimal("0")) == 1){
                    R r1 = couponFeignService.saveSkuReduction(skuReductionTo);
                    if(r1.getCode() != 0){
                        log.error("远程保存sku优惠信息失败");
                    }
                }



            });
        }

    }

    @Override
    public void saveBaseSpuInfo(SpuInfoEntity infoEntity) {
        this.baseMapper.insert(infoEntity);
    }

    /**
     * spu 条件检索
     * @param params
     * @return
     */
    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
        QueryWrapper<SpuInfoEntity> wrapper = new QueryWrapper<>();

        String key = (String) params.get("key");
        if(!StringUtils.isEmpty(key)){
            wrapper.and((w)->{
                w.eq("id",key).or().like("spu_name",key);
            });
        }
        // status=1 and (id=1 or spu_name like xxx)
        String status = (String) params.get("status");
        if(!StringUtils.isEmpty(status)){
            wrapper.eq("publish_status",status);
        }

        String brandId = (String) params.get("brandId");
        if(!StringUtils.isEmpty(brandId)&&!"0".equalsIgnoreCase(brandId)){
            wrapper.eq("brand_id",brandId);
        }

        String catelogId = (String) params.get("catelogId");
        if(!StringUtils.isEmpty(catelogId)&&!"0".equalsIgnoreCase(catelogId)){
            wrapper.eq("catalog_id",catelogId);
        }
//        String brandId = (String) params.get("brandId");
//        if (!StringUtils.isEmpty(brandId) && !"0".equalsIgnoreCase(brandId)) {
//            wrapper.eq("brand_id",brandId);
//        }

        /**
         * status: 2
         * key:
         * brandId: 9
         * catelogId: 225
         */

        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                wrapper
        );

        return new PageUtils(page);
    }

    @Override
    public void up(Long spuId) {
//        1.查出当前spuId对应的sku信息,品牌名字
        List<SkuInfoEntity> skus =  skuInfoService.getSkuBySpuId(spuId);
        List<Long> skuIdList = skus.stream().map(SkuInfoEntity::getSkuId).collect(Collectors.toList());
        // TODO 4 查询当前sku的所有可以被用来检索的规格属性
        List<ProductAttrValueEntity> baseAttrs = attrValueService.baseAttrlistforspu(spuId);
        List<Long> attrIds = baseAttrs.stream().map(attr -> {

                    return attr.getAttrId();
                }
        ).collect(Collectors.toList());
        List<Long> searchAttrIds = attrService.selectSearchAttrIds(attrIds);
        Set<Long> idSet = new HashSet<>(searchAttrIds);
        List<SkuEsModel.Attrs> attrsList = baseAttrs.stream().filter(item -> {
            return idSet.contains(item.getAttrId());
        }).map(item -> {
            SkuEsModel.Attrs attrs1 = new SkuEsModel.Attrs();
            BeanUtils.copyProperties(item, attrs1);
            return attrs1;
        }).collect(Collectors.toList());
        // TODO 1 发送远程调用，库存系统查询是否有库存
        Map<Long, Boolean> stockMap = null;
        //fastjson
        try {
            R r = wareFeignService.getSkusHasStock(skuIdList);
            TypeReference<List<SkuHasStockTo>> typeReference = new TypeReference<List<SkuHasStockTo>>() {
            };
            stockMap = r.getData(typeReference).stream().collect(Collectors.toMap(SkuHasStockTo::getSkuId, item -> item.getHasStock()));
        } catch (Exception e) {
            log.error("库存服务查询异常原因: {}", e);
        }
        //2.封装每个sku的信息
//        MproductEntity mproductEntity = new MproductEntity();
//        mproductEntity.setCategoryId(9);
//        mproductEntity.setProductTitle(skuInfoEntity.getSkuTitle());
//        mproductEntity.setProductName(skuInfoEntity.getSkuName());
//        mproductEntity.setProductIntro(skuInfoEntity.getSkuDesc());
//        mproductEntity.setProductPicture(defaultImg);
//        mproductEntity.setProductPrice(item.getPrice().doubleValue());
//        mproductEntity.setProductSellingPrice(item.getPrice().doubleValue()*9.9);
//        mproductEntity.setProductNum(50);
//        mproductEntity.setProductSales(0);
//        mproductService.save(mproductEntity);
//        System.out.println("-----------------存储成功"+mproductEntity);
//        Long skuId = skuInfoEntity.getSkuId();
//        Integer comicId = mproductEntity.getProductId();
//
////                MproductPictureEntity mproductPictureEntity = mproductPictureService.getById(comicId);
//        List<MproductPictureEntity> imagesEntities2 = item.getImages().stream().map(img -> {
//            MproductPictureEntity mproductPictureEntity = new MproductPictureEntity();
//            mproductPictureEntity.setProductId(comicId);
//            mproductPictureEntity.setProductPicture(img.getImgUrl());
//            return mproductPictureEntity;
//        }).filter(entity->{
//            //返回true就是需要，false就是剔除
//            return !StringUtils.isEmpty(entity.getProductPicture());
//        }).collect(Collectors.toList());
//        //5.2）、sku的图片信息；pms_sku_image
//        mproductPictureService.saveBatch(imagesEntities2);




        Map<Long, Boolean> finalStockMap = stockMap;
        List<SkuEsModel> upProducts = skus.stream().map(sku -> {

            SkuEsModel esModel = new SkuEsModel();
            BeanUtils.copyProperties(sku, esModel);
            esModel.setSkuPrice(sku.getPrice());
            esModel.setSkuImg(sku.getSkuDefaultImg());

            // TODO 热度评分
            esModel.setHotScore(0L);

            if(finalStockMap == null){
                esModel.setHasStock(true);
            }else {
                esModel.setHasStock(finalStockMap.get(sku.getSkuId()));
            }
            // TODO 3 查询品牌和查询分类的名字信息

            BrandEntity brand = brandService.getById(esModel.getBrandId());
            esModel.setBrandName(brand.getName());
            esModel.setSkuImg(brand.getLogo());
            CategoryEntity category = categoryService.getById(esModel.getCatalogId());
            esModel.setCatalogName(category.getName());
            esModel.setAttrs(attrsList);
            return esModel;
        }).collect(Collectors.toList());
        //存储商品到 pms_mproduct
        System.out.println(upProducts);

        // TODO 5 将数据发送到es进行保存：gulimall-search
        R r=searchFeignService.productStatusUp(upProducts);

        if(r.getCode()==0){
            //TODO6 updata spu
            baseMapper.updateSpuStatus(spuId, ProductConstant.StatusEnum.SPU_UP.getCode());
        }else {
         // TODO7  重复调用 借口幂等性   重试机制 failure
            /*
            1.构造请求参数 将对象转为json
            RequestTemplate template = buildTemplateFromArgs.create(argv);

            2.发送请求进行执行
            executeAndDecode(template);
            3.执行请求会有重试机制

             */
        }


    }

}